BUG: memory leak
unreferenced object 0xffff88811be7f8e0 (size 32):
  comm "syz-executor.5", pid 7516, jiffies 4294961777 (age 15.730s)
  hex dump (first 32 bytes):
    e0 f8 e7 1b 81 88 ff ff e0 f8 e7 1b 81 88 ff ff  ................
    04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff815375e4>] kmalloc_trace+0x24/0x90 mm/slab_common.c:1061
    [<ffffffff83c3b1a3>] kmalloc include/linux/slab.h:580 [inline]
    [<ffffffff83c3b1a3>] kzalloc include/linux/slab.h:720 [inline]
    [<ffffffff83c3b1a3>] binder_transaction+0xc53/0x3f50 drivers/android/binder.c:3136
    [<ffffffff83c3eadf>] binder_thread_write+0x63f/0x17a0 drivers/android/binder.c:3991
    [<ffffffff83c4178a>] binder_ioctl_write_read drivers/android/binder.c:5047 [inline]
    [<ffffffff83c4178a>] binder_ioctl+0x1b4a/0x3a20 drivers/android/binder.c:5333
    [<ffffffff8166caf0>] vfs_ioctl fs/ioctl.c:51 [inline]
    [<ffffffff8166caf0>] __do_sys_ioctl fs/ioctl.c:870 [inline]
    [<ffffffff8166caf0>] __se_sys_ioctl fs/ioctl.c:856 [inline]
    [<ffffffff8166caf0>] __x64_sys_ioctl+0x100/0x140 fs/ioctl.c:856
    [<ffffffff849c6969>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff849c6969>] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84a0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd